Serrations
(serration 的复数) n. 锯齿状, 锯齿边\\n[医] 锯齿形, 锯齿构造
🗣️ 情景例句
That sounds a good idea. Thank you.
好主意！谢谢你。
Though the wound be healed yet a scar remains.
创伤可愈合，伤疤犹留存。
'At the time the murder was committed, I was travelling on the 8 o'clock train to London,' said the man.
“在凶杀发生的时候，我正坐在8点钟开往伦敦的火车上。”那人说。